SCHLEIFER LEONARD S
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to SCHLEIFER LEONARD S. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| REGN | Bd. Co-Chair, President & CEO | Tax Withholding | 155,145 | $701.51 | $108,835,769 | Dec 9, 2025 |
| REGN | Bd. Co-Chair, President & CEO | Sale | 1,000 | $1,025.27 | $1,025,270 | Jun 11, 2024 |
| REGN | Bd. Co-Chair, President & CEO | Sale | 787 | $1,015.02 | $798,821 | Jun 6, 2024 |
| REGN | Bd. Co-Chair, President & CEO | Sale | 143 | $980.07 | $140,150 | May 17, 2024 |
| REGN | Bd. Co-Chair, President & CEO | Sale | 228 | $987.46 | $225,141 | May 13, 2024 |
| REGN | Bd. Co-Chair, President & CEO | Option Exercise | 25,155 | — | — | Dec 11, 2023 |
| REGN | President & CEO | Gift | 53,807 | — | — | May 15, 2023 |
| REGN | President & CEO | Sale | 4,461 | $710.05 | $3,167,533 | Apr 6, 2022 |
| REGN | President & CEO | Sale | 2,886 | $710.01 | $2,049,089 | Mar 31, 2022 |
| REGN | President & CEO | Tax Withholding | 173,491 | $651.96 | $113,109,192 | Nov 19, 2021 |
| REGN | President & CEO | Sale | 200,000 | $650.03 | $130,006,000 | Aug 19, 2021 |
| REGN | President & CEO | Sale | 146 | $616.70 | $90,038 | Aug 16, 2021 |
| REGN | President & CEO | Option Exercise | 160,000 | $52.03 | $8,324,800 | Aug 6, 2021 |
| REGN | President & CEO | Sale | 2,329 | $557.51 | $1,298,441 | May 12, 2020 |
| REGN | President & CEO | Option Exercise | 187,500 | $21.25 | $3,984,375 | Dec 12, 2019 |
| REGN | President & CEO | Option Exercise | 100 | $21.25 | $2,125 | Mar 21, 2019 |
| REGN | President & CEO | Option Exercise | 187,500 | $16.80 | $3,150,000 | Dec 13, 2018 |
| REGN | President & CEO | Tax Withholding | 14,230 | $385.08 | $5,479,688 | Dec 13, 2017 |
| REGN | President & CEO | Option Exercise | 250,000 | $20.32 | $5,080,000 | Dec 15, 2016 |
| REGN | President & CEO | Option Exercise | 7,226 | $402.69 | $2,909,838 | Sep 2, 2015 |
| REGN | President & CEO | Sale | 300 | $409.28 | $122,784 | Jan 2, 2015 |
| REGN | President & CEO | Sale | 4,860 | $401.12 | $1,949,443 | Nov 12, 2014 |
| REGN | President & CEO | Sale | 3,453 | $400.11 | $1,381,580 | Oct 31, 2014 |
| REGN | President & CEO | Tax Withholding | 5,145 | $402.69 | $2,071,840 | Oct 27, 2014 |
| REGN | President & CEO | Sale | 4,594 | $313.44 | $1,439,943 | Oct 1, 2013 |
| REGN | President & CEO | Sale | 5,103 | $303.38 | $1,548,148 | Sep 18, 2013 |
| REGN | CEO & President | C | 5,000 | — | — | Sep 9, 2013 |
| REGN | President & CEO | Sale | 500 | $227.40 | $113,700 | May 1, 2013 |
| REGN | President & CEO | Sale | 3,655 | $175.02 | $639,698 | Mar 19, 2013 |
| REGN | President & CEO | Sale | 4,662 | $175.01 | $815,897 | Mar 13, 2013 |
| REGN | President & CEO | Sale | 8,200 | $176.10 | $1,444,020 | Mar 7, 2013 |
| REGN | President & CEO | Tax Withholding | 32,272 | $150.51 | $4,857,259 | Nov 16, 2012 |
| REGN | President & CEO | Sale | 58,494 | $134.55 | $7,870,368 | May 1, 2012 |
| REGN | President & CEO | Tax Withholding | 43,757 | $111.01 | $4,857,465 | Feb 14, 2012 |
| REGN | President & CEO | Tax Withholding | 134,585 | $52.03 | $7,002,458 | Dec 16, 2011 |
| REGN | CEO & President | Sale | 3,500 | $65.27 | $228,445 | Sep 6, 2011 |
| REGN | CEO and President | Tax Withholding | 66,138 | $19.89 | $1,315,485 | Dec 15, 2009 |
| REGN | CEO and President | Option Exercise | 31,611 | $10.44 | $330,019 | Oct 27, 2009 |
| REGN | Chief Exec Officer & President | Sale | 11,007 | $16.50 | $181,616 | Sep 13, 2009 |
| REGN | Chief Exec Officer & President | Tax Withholding | 21,035 | $23.28 | $489,695 | Sep 29, 2008 |
| REGN | Chief Exec Officer & President | Tax Withholding | 14,466 | $22.28 | $322,302 | Dec 20, 2007 |
| REGN | Chief Exec Officer & President | Gift | 1,000 | $21.92 | $21,920 | Jan 8, 2007 |
| REGN | Chief Exec Officer & President | Gift | 500 | — | — | Dec 29, 2006 |
| REGN | Chief Exec Officer & President | Tax Withholding | 11,685 | $22.25 | $259,991 | Nov 6, 2006 |
| REGN | Chief Exec Officer & President | Sale | 28,656 | $18.00 | $515,808 | Oct 17, 2006 |
| REGN | Chief Exec Officer & President | Sale | 1,500 | $16.55 | $24,825 | Sep 13, 2006 |
| REGN | Chief Exec Officer & President | Sale | 700 | $18.00 | $12,600 | Mar 7, 2006 |